Use collections.OrderedDict when available (python-2.7) and fall back to

portage.cache.mappings.OrderedDict for older python. Also, use OrderedDict
inside fetch() so that files are fetched in the order that they appear in
SRC_URI.

svn path=/main/trunk/; revision=15028

2 files changed, 10 insertions, 2 deletions

diff --git a/pym/portage/__init__.py b/pym/portage/__init__.py
index d44422cb7..3819bfd32 100644
--- a/pym/portage/__init__.py
+++ b/pym/portage/__init__.py
@@ -71,6 +71,7 @@ try:
 	import portage.proxy.lazyimport
 	import portage.proxy as proxy
 	proxy.lazyimport.lazyimport(globals(),
+		'portage.cache.mappings:OrderedDict',
 		'portage.checksum',
 		'portage.checksum:perform_checksum,perform_md5,prelink_capable',
 		'portage.cvstree',
@@ -132,6 +133,13 @@ except ImportError as e:
 	sys.stderr.write("    "+str(e)+"\n\n")
 	raise
 
+try:
+	from collections import OrderedDict
+except ImportError:
+	# lazy import is above
+	# from portage.cache.mappings import OrderedDict
+	pass
+
 if sys.hexversion >= 0x3000000:
 	basestring = str
 	long = int
@@ -4531,7 +4539,7 @@ def fetch(myuris, mysettings, listonly=0, fetchonly=0, locks_in_subdir=".locks",
 		for myuri in myuris:
 			file_uri_tuples.append((os.path.basename(myuri), myuri))
 
-	filedict={}
+	filedict = OrderedDict()
 	primaryuri_indexes={}
 	primaryuri_dict = {}
 	thirdpartymirror_uris = {}
diff --git a/pym/portage/dbapi/porttree.py b/pym/portage/dbapi/porttree.py
index df2c65640..825ca821c 100644
--- a/pym/portage/dbapi/porttree.py
+++ b/pym/portage/dbapi/porttree.py
@@ -16,7 +16,6 @@ portage.proxy.lazyimport.lazyimport(globals(),
 )
 
 from portage.cache.cache_errors import CacheError
-from portage.cache.mappings import OrderedDict
 from portage.const import REPO_NAME_LOC
 from portage.data import portage_gid, secpass
 from portage.dbapi import dbapi
@@ -32,6 +31,7 @@ from portage import os
 from portage import _encodings
 from portage import _unicode_decode
 from portage import _unicode_encode
+from portage import OrderedDict
 
 import os as _os
 import codecs